--- a/farol/producttree.py	Thu Oct 09 16:43:22 2014 +0200
+++ b/farol/producttree.py	Thu Oct 09 16:48:12 2014 +0200
@@ -59,6 +59,13 @@
     return render_template('producttree/view.j2',
                            producttree=cvrf._producttree, cvrf=cvrf)
 
+@producttree.route('/delete', methods=['POST'])
+@producttree_required
+def delete():
+    # XXX: We should first check if no PID and GID is used ...
+    get_current()._producttree = None
+    return redirect(url_for('document.view'))
+
 @producttree.route('/branch/<path:path>/edit', methods=['GET', 'POST'])
 @document_required
 @producttree_required

--- a/farol/templates/producttree/view.j2	Thu Oct 09 16:43:22 2014 +0200
+++ b/farol/templates/producttree/view.j2	Thu Oct 09 16:48:12 2014 +0200
@@ -100,4 +100,5 @@
   {% endfor %}
   <a href="{{ url_for('.add_group') }}" class="pull-right">add</a>
 {% endcall %}
+<div class="pull-right">{{ delete_button(url_for('.delete'), text="delete whole Product Tree") }}</div>
 {% endblock %}